Snippets

use Drupal\Core\Language\LanguageInterface;
 
$transliterated = \Drupal::transliteration()->transliterate($string, LanguageInterface::LANGCODE_DEFAULT, '_');
$transliterated = mb_strtolower($transliterated);
$transliterated = preg_replace('@[^a-z0-9_]+@', '_', $transliterated);

use Drupal\file\Entity\File;
$file = File::create([
 'filename' => basename($filepath),
 'uri' => 'public://my-dir/' .

$random = new \Drupal\Component\Utility\Random();
$string = $random->string();

I need to drop all tables with name test_*

First execute this sql code and get new statement

Just add these styles for slick block container

max-width: 100vw;
width: 100%;
overflow: hidden;

Before:

$moderators = \Drupal::entityQuery('user')
 ->condition('status', 1)
 ->condition('roles', $moderator_role)
 ->execute();

After:

Add to settings.local.php:

use Drupal\Core\Mail\MailManagerInterface;

...

use Drupal\Core\Config\ConfigFactoryInterface;

...

 $config_factory = \Drupal::configFactory();
 $config = $config_factory->getEditable('system.maintenance');
 $config->set('message', 'test');
 $config->save(TRUE);